Wackypixel Co. Icons and desktop pictures for Mac OS X and Windows XP and Vista. Some are free, most fee. Custom design services available. http://www.wackypixel.com/ Wackypixel.com~Site InfoWhoisTrace RouteRBL Check
IconExperience Collections for software developers and user interface designers. Offers a free sample collection and technical information. http://www.iconexperience.com/ Iconexperience.com~Site InfoWhoisTrace RouteRBL Check
The Iconfactory Icons, wallpaper, and related software for Macintosh and Windows systems. Includes free and commercial products. http://www.iconfactory.com/ Iconfactory.com~Site InfoWhoisTrace RouteRBL Check
FamFamFam Icons Several large sets of coordinated icons, available for use free of charge under a Creative Commons Attribution license. http://www.famfamfam.com/lab/icons/ Famfamfam.com~Site InfoWhoisTrace RouteRBL Check
Iconshock Windows Vista icons in many colors and shapes, as well as royalty free icons. http://www.iconshock.com/index.php/ Iconshock.com~Site InfoWhoisTrace RouteRBL Check
iDev A large group of icons available, some unique, grouped by subject. http://www.idev.ch/content/view/86/63/ Idev.ch~Site InfoWhoisTrace RouteRBL Check